Question

a = 12 ; b = 5 ; c =

Answer 1

$a = 12 \\ b = 5 \\ c = - 2 \\ because \: \\ the \: space \: \\ between \\ a \: and \: b \: is \: \\ 7 \\ so \\ 12 - 5 = 7 \\ so \\ 5 - 7 = - 2$

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